One third of the electricity produced on earth is used to power electric light bulbs!
75
Pure water (H2O) does not conduct electricity on its own.
46
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Sound travels fifteen times faster through steel than through air.
134
Out of all the senses, smell is most closely linked to memory.
146
One barrel of petroleum holds 42 gallons.
20
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41